Merge pull request #21577 from mvdbeek/fix-serialize-file-names

Don't return 404 when file name can't be serialized

Author: mvdbeek

lib/galaxy/managers/datasets.py

@@ -288,7 +288,10 @@ def serialize_file_name(self, item, key, user=None, **context):
         # expensive: allow config option due to cost of operation
         if is_admin or self.app.config.expose_dataset_path:
             if not dataset.purged:
-                return dataset.get_file_name(sync_cache=False)
+                try:
+                    return dataset.get_file_name(sync_cache=False)
+                except exceptions.ObjectNotFound:
+                    return None
         self.skip()
 
     def serialize_extra_files_path(self, item, key, user=None, **context):